Commit f5e9ee0b authored by Nishanth Menon's avatar Nishanth Menon Committed by Vignesh Raghavendra
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arm64: dts: ti: k3-j721s2-common-proc-board: Add uart pinmux 



Define the wakeup uart pin-mux for completeness and add explicit
muxing for mcu_uart0. This allows the device tree usage in bootloader
and firmwares that can configure the same appropriately.

Signed-off-by: default avatarNishanth Menon <nm@ti.com>
Reviewed-by: default avatarUdit Kumar <u-kumar1@ti.com>
Link: https://lore.kernel.org/r/20230602153554.1571128-6-nm@ti.com


Signed-off-by: default avatarVignesh Raghavendra <vigneshr@ti.com>
parent 7d9b3820

arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts

+22 −1
Original line number Diff line number Diff line
@@ -155,6 +155,24 @@ J721S2_IOPAD(0x0ec, PIN_OUTPUT, 6) /* (AG25) TIMER_IO1.USB0_DRVVBUS */ 
};



&wkup_pmx2 {

	wkup_uart0_pins_default: wkup-uart0-pins-default {

		pinctrl-single,pins = <

			J721S2_WKUP_IOPAD(0x070, PIN_INPUT, 0) /* (E25) WKUP_GPIO0_6.WKUP_UART0_CTSn */

			J721S2_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (F28) WKUP_GPIO0_7.WKUP_UART0_RTSn */

			J721S2_WKUP_IOPAD(0x048, PIN_INPUT, 0) /* (D28) WKUP_UART0_RXD */

			J721S2_WKUP_IOPAD(0x04c, PIN_OUTPUT, 0) /* (D27) WKUP_UART0_TXD */

		>;

	};



	mcu_uart0_pins_default: mcu-uart0-pins-default {

		pinctrl-single,pins = <

			J721S2_WKUP_IOPAD(0x090, PIN_INPUT, 0) /* (B24) WKUP_GPIO0_14.MCU_UART0_CTSn */

			J721S2_WKUP_IOPAD(0x094, PIN_OUTPUT, 0) /* (D25) WKUP_GPIO0_15.MCU_UART0_RTSn */

			J721S2_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (C24) WKUP_GPIO0_13.MCU_UART0_RXD */

			J721S2_WKUP_IOPAD(0x088, PIN_OUTPUT, 0) /* (C25) WKUP_GPIO0_12.MCU_UART0_TXD */

		>;

	};



	mcu_cpsw_pins_default: mcu-cpsw-pins-default {

		pinctrl-single,pins = <

			J721S2_WKUP_IOPAD(0x02c, PIN_INPUT, 0) /* (B22) MCU_RGMII1_RD0 */
@@ -265,11 +283,14 @@ &wkup_gpio1 { 


&wkup_uart0 {

	status = "reserved";

	pinctrl-names = "default";

	pinctrl-0 = <&wkup_uart0_pins_default>;

};



&mcu_uart0 {

	status = "okay";

	/* Default pinmux */

	pinctrl-names = "default";

	pinctrl-0 = <&mcu_uart0_pins_default>;

};



&main_uart8 {